Fix HF Spaces: run Streamlit on port 7860

Dockerfile

@@ -18,8 +18,8 @@ COPY . .
 # Create data directory for ChromaDB persistence
 RUN mkdir -p /app/data/chroma_db
 
-# Expose FastAPI port
-EXPOSE 8000
+# HF Spaces requires port 7860
+EXPOSE 7860
 
-# Default: run API server
-CMD ["python", "main.py", "serve", "--host", "0.0.0.0", "--port", "8000"]
+# Default: Streamlit demo (HF Spaces). docker-compose overrides this for local API use.
+CMD ["streamlit", "run", "hf_space/app.py", "--server.port", "7860", "--server.address", "0.0.0.0"]

docker-compose.yml

@@ -3,6 +3,7 @@ version: "3.9"
 services:
   rag-api:
     build: .
+    command: ["python", "main.py", "serve", "--host", "0.0.0.0", "--port", "8000"]
     ports:
       - "8000:8000"
     volumes: